Then don't do them. Basically your argument is that you want the reward, but don't want to put in the effort.
That is not at all what they are trying to say. What they are saying is, they still want to work for what they get, but they want the work to be fun. It is a game and those types of things should be fun. Doing the same thing every day, killing 50 of the same thing over and over, is not fun.